= For the power system shown below, all reactances are given to the same base 100MVA and 33 KV. A (L-L) fault occurs on bus 2. determine: 1. Draw positive, negative. zero and the Thevenin equivalent sequence reactances networks? 2. The fault current (actual magnitude), assume the fault occurs among-phases b, c? The phase voltages at fault point during fault? - 3. T₁ G 11:33 KV Pool ΔΥ Xn System Data: G, M1, M₂ T1, T2, T3 Line X1 j0.2 p.u. 10.1 p.u. 10.1 p.u. Line X₂ j0.2 p.u. j0. 1. p.u. j0.1 p.u. 1-3 T2 33: 11 KV Xo j0.1 p.u. j0.1 p.u. j0.3 p.u. T3. 33: II KV Ă M₁ M₂ , Xn ym yn Xn j0.05 p.u. (G, M₂)

= For the power system shown below, all reactances are given to the same base 100MVA and 33 KV. A (L-L) fault occurs on bus 2. determine: 1. Draw positive, negative. zero and the Thevenin equivalent sequence reactances networks? 2. The fault current (actual magnitude), assume the fault occurs among-phases b, c? The phase voltages at fault point during fault? - 3. T₁ G 11:33 KV Pool ΔΥ Xn System Data: G, M1, M₂ T1, T2, T3 Line X1 j0.2 p.u. 10.1 p.u. 10.1 p.u. Line X₂ j0.2 p.u. j0. 1. p.u. j0.1 p.u. 1-3 T2 33: 11 KV Xo j0.1 p.u. j0.1 p.u. j0.3 p.u. T3. 33: II KV Ă M₁ M₂ , Xn ym yn Xn j0.05 p.u. (G, M₂)

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter7: Symmetrical Faults

Section: Chapter Questions

Problem 7.2MCQ: Even though the fault current is not symmetrical and not strictly periodic, the rms asymmetrical...

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